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30330212010 = 23572359106433
BaseRepresentation
bin11100001111110100…
…100100111010101010
32220021202122102002120
4130033310210322222
5444104013241020
621533345412110
72122416356040
oct341764447252
986252572076
1030330212010
111195468321a
125a6563a036
132b24910517
14167a244390
15bc7b04740
hex70fd24eaa

30330212010 has 128 divisors (see below), whose sum is σ = 88280616960. Its totient is φ = 6518747136.

The previous prime is 30330211979. The next prime is 30330212021. The reversal of 30330212010 is 1021203303.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 231754 + ... + 338186.

It is an arithmetic number, because the mean of its divisors is an integer number (689692320).

Almost surely, 230330212010 is an apocalyptic number.

30330212010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30330212010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44140308480).

30330212010 is an abundant number, since it is smaller than the sum of its proper divisors (57950404950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30330212010 is a wasteful number, since it uses less digits than its factorization.

30330212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106532.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30330212010 its reverse (1021203303), we get a palindrome (31351415313).

The spelling of 30330212010 in words is "thirty billion, three hundred thirty million, two hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 59 69 70 105 115 118 138 161 177 210 230 295 322 345 354 413 483 590 690 805 826 885 966 1239 1357 1610 1770 2065 2415 2478 2714 4071 4130 4830 6195 6785 8142 9499 12390 13570 18998 20355 28497 40710 47495 56994 94990 106433 142485 212866 284970 319299 532165 638598 745031 1064330 1490062 1596495 2235093 2447959 3192990 3725155 4470186 4895918 6279547 7343877 7450310 11175465 12239795 12559094 14687754 17135713 18838641 22350930 24479590 31397735 34271426 36719385 37677282 43956829 51407139 62795470 73438770 85678565 87913658 94193205 102814278 131870487 144429581 171357130 188386410 219784145 257035695 263740974 288859162 433288743 439568290 514071390 659352435 722147905 866577486 1011007067 1318704870 1444295810 2022014134 2166443715 3033021201 4332887430 5055035335 6066042402 10110070670 15165106005 30330212010